# NTSB LAX85FA006: Beech 95-A55, N9572Y, Newport Beach, CA, October 8, 1984

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Field investigation · Final report
- Date: October 7, 1984, 17:59 local (Oct 8, 1984, 00:59 UTC)
- Place: Newport Beach, CA
- Coordinates: 33.619808, -117.870872 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=33.6198&lon=-117.8709&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 24425
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX85FA006
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/24425/pdf
- Page: https://openairdocs.org/ntsb/LAX85FA006

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Airframe/component/system failure/malfunction, takeoff - initial climb
  - propeller system/accessories,hub - separation (cause)
  - maintenance,major repair - improper, other maintenance personnel (cause)
  - procedure inadequate, other maintenance personnel (contributing factor)
- Loss of control - in flight, maneuvering
  - emergency procedure - poor, pilot in command (cause)
- In flight collision with object, descent - uncontrolled
  - object - building(nonresidential) (contributing factor)

## Analysis

SHORTLY AFTER TAKEOFF, THE PROPELLER SEPARATED FROM THE AIRCRAFT'S LEFT ENGINE. THE AIRCRAFT CONTINUED TO CLIMB STRAIGHT AHEAD AND WAS THEN OBSERVED IN S STEEP LEFT TURN DURING WHICH IT DESCENDED AND CRASHED INTO THE ROOF OF A BUILDING APPROXIMATELY ONE QUARTER MILE SOUTHEAST OF THE AIRPORT. ONE LEFT ENGINE PROPELLER BLADE WAS FOUND ON THE RUNWAY. THE OTHER PROPELLER BLADE, ALONG WITH ASSOCIATED COMPONENTS, WAS FOUND ALONG THE RIGHT SIDE OF THE RWY. THE PROPELLER HUB WAS SEPARATED, LONGITUDINALLY, ALONG THE CENTERLINE. THE LEFT AND RIGHT PROPELLERS HAD BEEN OVERHAULED AND WERE INSTALLED ON THE AIRCRAFT AT THE RECENT ANNUAL INSPECTION. THE AIRCRAFT HAD ACCUMULATED A TOTAL OF 3.6 HOURS SINCE THE INSTALLATION.

## Aircraft

- Registration: [N9572Y](https://openairdocs.org/deregistered/N9572Y-2013-05-23), registration cancelled 2013-05-23, S/N TC-352, built 1962 (OpenAirDocs)
- Reported make and model: BEECH 95-A55
- Registry model: [Beech 95-A55](https://openairdocs.org/model/beech-95-a55) (registry code 1152704) (OpenAirDocs)
- Registry engine: [Continental I0-470 series](https://openairdocs.org/engine/continental-i0-470-series) (registry code 17027, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: TC-352
- Airframe hours: 3650
- Engines: CONTINENTAL IO-470-L 260 horsepower reciprocating
- Damage: Destroyed
- Fire: On-Ground
- Flight: Part 91
- Registered owner: Cloyd H. Klingensmith
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, September 7, 1984, 36 hours before
- Departed: SNA, SANTA ANA, CA
- Airport: SNA, John Wayne, runway 19, 5,700 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 54; commercial; airplane ratings: multi-engine land; instrument ratings: airplane; medical: class 3, valid medical--no waivers/lim.; seat: left; toxicology performed; flight hours: 8,500 total

## Weather

- Conditions: Visual (VMC), Day
- Wind: 220° at 6 knots
- Visibility: 4 statute miles
- Lowest ceiling: none
- Temperature: 81 °F, dew point 63 °F
- Altimeter: 30.00 inHg
- Observed at: SNA, 1 nm away

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19841007056509A](https://openairdocs.org/incident/19841007056509A), Oct 7, 1984: Beech 95A55, Newport Beach, CA, Destroyed. Aircraft propeller separated on takeoff. Control lost, crashed and burned. Latch spring not installed in prop hub.

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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